Droopy's Double Trouble (1951, animated short)

Droopy's Double Trouble is a 1951 Metro Goldwyn Mayer cartoon short directed by Tex Avery.
It is the 11th animated short featuring Droopy. It was the first short to introduce one of Droopy's relatives.
Voice cast:
Bill Thompson as Droopy / Drippy/ Spike
Daws Butler as Mr. Theeves / Spike (several lines)